Changzhou zhengyang welding material Co.,Ltd is a specialized manufacturer of gas shielded welding wire, submerged arc welding, Flux-cored welding wire and special welding material. Our company enjoys the advantageous geographic location and convenient traffic. It is located in Xinbei District Changzhou City, Jiangsu Province, and near the airport of Changzhou City, the Shanghai-Nanjing Expressway ang Changzhou railway station.